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Capacity Engineer, Senior Staff (CFD)

Equinix
United Statesfull_timeVerifiedPosted 10 Nov 2025

About the role

Who are we?

Equinix is the world’s digital infrastructure company®, shortening the path to connectivity to enable the innovations that enrich our work, life and planet. 

A place where bold ideas are welcomed, human connection is valued, and everyone has the opportunity to shape their future.

Joining our operations team means being at the center of everything – maintaining and evolving critical infrastructure that powers the digital world and delivers real impact for our customers, communities and society. You’ll find belonging, purpose, and a team that welcomes you—because when you feel valued, you’re empowered to do your best work.

Job Summary

The Capacity Engineer Senior Staff leads the team and works with others to solution a variety of data center mechanical and design issues for Data Center installations within a moderate scope.  The primary focus of this role will be the creation, interpretation, and distribution of CFD models and makes recommendations for system level enhancements to eliminate potential cooling issues.

 

 

Prior Knowledge

Engineering

  • 10+ years of experience in mechanical engineering or related field with 10+ years in mission-critical/data center environments.

  • Mastery in vapor-compression refrigeration cycle and its application in mechanical HVAC design.

  • Expert level understanding of sensible and latent heat, including their associated thermodynamics equations

  • Proven expertise in chilled water systems, economizers, CRAH/CRAC units, ACUs/RTUs, IDECs, and Liquid Cooling.

  • Expert in HVAC controls systems, including setpoint strategies, sequence of operations and Control logic.

  • Understanding system redundancy and failure scenarios

  • Strong familiarity with ASHRAE guidelines and environmental regulations.

  • Prior experience in Data Center mechanical engineering design or operations is preferred.


Responsibilities
Computational Fluid Dynamics

  • Creates CFD models in support of regular sales activities, project justifications, and for troubleshooting of thermal issues arising within our facilities

  • Subject matter expert to guide others internal and external to group. Assist team to perform reviews of models built by others and provide constructive feedback

 Mechanical Engineering

  • Evaluate mechanical design plans and identify potential cooling limitations

  • Implement solutions to existing thermal management challenges

  • Develop datacenter floor zoning plans to ensure efficient infrastructure planning.

  • Assists Capacity Engineers with assessment of high-power density customer deployments

  • Review impact of containment walls and privacy screens on facility cooling system performance

  • Completes Power Utilization Effectiveness (PUE) calculations for facilities with input from Capacity Engineers and Site Operations

  • Professional Engineering (PE) license or equivalent certification is a plus.

Space Planning & Design

  • Creates standard Cage-Cabinet design options that respond to moderate customer requirements, Equinix requirements and physical site constraints

  • Prepares notional Cage-Cabinet layouts, area calculations and diagrams for each individual standard data center within a moderate scope                                                      

  • Maximizes space utilization to develop the best design solution for the data center and the customer


Engineering

  • Utilizes developed knowledge of electrical/mechanical infrastructure to notionally attribute standard Cage-Cabinet designs against data center infrastructure within a moderate scope

  • Utilizes developing skills in preparing high-density review cases

  • Works with more senior members in the validation and updating of data center infrastructure data within capacity systems


Problem Solving

  • Solves standard, cross-functional issues that span multiple groups

  • Uses developing skills to identify and understand underlying issues

  • Understands when and to whom to escalate


Data & Drawing Management

  • Works with site operations to address discrepancies with documentation of facility infrastructure and installation of customer cages within a moderate scope

  • Ensures that AutoCAD drawings and capacity systems correctly represent existing status of the data center within a moderate scope

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Company

Equinix

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